Description

The Supplementary Material for this article can be found online at: https://www.frontiersin.org/articles/10.3389/fmech.2018.00012/full#supplementary-material

Supplementary Figure 1. Light microscopy image of the cross section of a porcine tooth used in this study. The image shows the presence of the enamel, dentin, cementum and cementoenamel junction. Scale bar is 0.1 mm.